F27B 2009/126
Involving the circulation of cooling gases
Official title: {involving the circulation of cooling gases, e.g. air}
F27B2009/126 (Involving the circulation of cooling gases) appears on 23 US grants and 24 published applications in this corpus.
Search patents in F27B- Granted patents
- 23
- Published applications
- 24
- Assignees
- 29
- Inventors
- 73
- Latest grant
- 12 Aug 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 2 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 2 |
| 2003 | 1 | 0 |
| 2004 | 0 | 1 |
| 2005 | 1 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 1 |
| 2008 | 0 | 0 |
| 2009 | 1 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 0 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 1 |
| 2015 | 0 | 1 |
| 2016 | 0 | 2 |
| 2017 | 0 | 1 |
| 2018 | 0 | 1 |
| 2019 | 1 | 0 |
| 2020 | 0 | 1 |
| 2021 | 2 | 4 |
| 2022 | 1 | 1 |
| 2023 | 2 | 1 |
| 2024 | 2 | 3 |
| 2025 | 1 | 2 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Reflow furnace12 Aug 2025US 12,385,694 B2Illinois Tool Works Inc.
- Reflow furnace18 Jun 2024US 12,013,185 B2Illinois Tool Works Inc.
- Combustion heat generator with recirculation region11 Jun 2024US 12,007,168 B2Kookmin University Industry Academy Cooperation Foundation
- Furnace for partially heating metal components17 Oct 2023US 11,788,164 B2Benteler Automobiltechnik GmbH
- Cooling system for a reflow furnace20 Jun 2023US 11,679,444 B2Illinois Tool Works Inc.
- Liquid cooling of a strip running in a continuous line30 Apr 2026US 2026/0117356 A1Fives Stein
- Heat treatment line for a hot strip6 Nov 2025US 2025/0340966 A1SMS group GmbH
- Furnace for the temperature treatment of goods, use of the furnace, and method for the temperature treatment of goods23 Oct 2025US 2025/0327620 A1Riedhammer GmbH
- Reflow furnace17 Oct 2024US 2024/0344771 A1Illinois Tool Works Inc.
- Heat treatment furnace and heat treatment method27 Jun 2024US 2024/0213863 A1Kanto Yakin Kogyo K.K.
Most cited
By later US patents
- Kiln19US 4,249,895 AWelko Industriale S.p.A. · 1981
- Continuous furnace for soldering electronic components18US 4,574,182 APiezo-Ceram Electronique · 1986
- Tunnel kiln adapted for firing frost-resistant bricks in a reducing atmosphere12US 4,773,851 AHans Lingl Anlagenbau und Verfahrenstechnik GmbH & Co. KG · 1988
- Tunnel kiln8US 4,884,969 ALudwig Riedhammer GmbH & Co. KG · 1989
- Random access oven7US 4,834,649 ANational Semiconductor Corporation · 1989